1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/common/pipe_file_system.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/common/file_system.hpp" |
12 | |
13 | namespace duckdb { |
14 | |
15 | class PipeFileSystem : public FileSystem { |
16 | public: |
17 | static unique_ptr<FileHandle> OpenPipe(unique_ptr<FileHandle> handle); |
18 | |
19 | int64_t Read(FileHandle &handle, void *buffer, int64_t nr_bytes) override; |
20 | int64_t Write(FileHandle &handle, void *buffer, int64_t nr_bytes) override; |
21 | |
22 | int64_t GetFileSize(FileHandle &handle) override; |
23 | |
24 | void Reset(FileHandle &handle) override; |
25 | bool OnDiskFile(FileHandle &handle) override { |
26 | return false; |
27 | }; |
28 | bool CanSeek() override { |
29 | return false; |
30 | } |
31 | void FileSync(FileHandle &handle) override; |
32 | |
33 | std::string GetName() const override { |
34 | return "PipeFileSystem"; |
35 | } |
36 | }; |
37 | |
38 | } // namespace duckdb |
39 |